/*
 * Copyright (c) 2021, Texas Instruments Incorporated
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * *  Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 *
 * *  Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 *
 * *  Neither the name of Texas Instruments Incorporated nor the names of
 *    its contributors may be used to endorse or promote products derived
 *    from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
 * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

#include "ti_msp_dl_config.h"
#include "ultrasonic.h"
#include "stdio.h"
#include "string.h"

uint32_t dist;

int main(void)
{
    SYSCFG_DL_init();

    NVIC_EnableIRQ(TIMER_Ultrasonic_INST_INT_IRQN);

    while (1) 
    {
        dist = getUltrasonicDist();
        delay_cycles(3200000);
        if(!dist)
            continue;
        printf("Dist: %u cm\r\n", dist);
    }
}

int fputc(int c, FILE* stream)
{
	DL_UART_Main_transmitDataBlocking(UART_0_INST, c);
    return c;
}

int fputs(const char* restrict s, FILE* restrict stream)
{
    uint16_t i, len;
    len = strlen(s);
    for(i=0; i<len; i++)
    {
        DL_UART_Main_transmitDataBlocking(UART_0_INST, s[i]);
    }
    return len;
}

int puts(const char *_ptr)
{
    int count = fputs(_ptr, stdout);
    count += fputs("\n", stdout);
    return count;
}